//
//  Iterator.h
//  DesignModel
//
//  Created by 赵明明 on 2022/1/5.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface Iterator : NSObject
-(id)First;
-(id)Next;
-(id)Current;
-(BOOL)isDone;
@end

NS_ASSUME_NONNULL_END
